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bakkot would like to become a maintainer

Status: Open.

#5085 In tc39/test262;

· bakkot opened on Jul 8, 2026

top-level using

coverage

help wanted

Status: Open.

#5073 In tc39/test262;

· phoddie opened on Jun 19, 2026

Negative coverage requested for ArrayBuffer methods

Status: Open.

#5064 In tc39/test262;

· gibson042 opened on May 27, 2026

Insufficient coverage for Intl.Locale.prototype.getNumberingSystems()

Status: Open.

#5062 In tc39/test262;

· sffc opened on May 26, 2026

Support for asynchronous Garbage Collection in host-defined $262.gc()

Status: Open.

#5029 In tc39/test262;

· jcscottiii opened on Apr 15, 2026

Test plan for deferred re-exports (export defer)

Status: Open.

#5010 In tc39/test262;

· caiolima opened on Apr 1, 2026

Poor test coverage of Object.seal with non-object argument

Status: Open.

#4985 In tc39/test262;

· linusg opened on Mar 9, 2026

Poor test coverage of Object.isExtensible with non-object argument

Status: Open.

#4981 In tc39/test262;

· linusg opened on Mar 9, 2026

Clarify the use of 'using' as a variable reference expression in for loop conditions

Status: Open.

#4961 In tc39/test262;

· kaleidawave opened on Feb 28, 2026

Missing tests for yield in finally block of a generator

Status: Open.

#4937 In tc39/test262;

· taras opened on Feb 20, 2026

Probably missing coverage for ECMA-402 ToIntlMathematicalValue

coverage

Status: Open.

#4933 In tc39/test262;

· gibson042 opened on Feb 18, 2026

Promise.allKeyed and Promise.allSettledKeyed testing plan

Status: Open.

#4886 In tc39/test262;

· acutmore opened on Jan 24, 2026